package itClass;
public class BookTest {
    public static void main(String[] args) {
        Book book=new Book();
        book.title="你也走了很远的路吧";
        book.price=56.8;
        book.discount=0.88;
        book.author="卢思浩";
        book.pages=560;
        book.cost=49.9;
        book.ShowBook();
    }
}
